Thread: question for those that have trashed blocks with forged pistons
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Old Apr 3, 2004 | 10:31 AM
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dbhame
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In my 94 prelude Helms manual it states that the H22a and H23a blocks are Fiber Reinforced Metal (FRM) and that the honing pattern is 60 degress. When say not to hone a stock block are you talking about 97 and up H22a blocks
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